FR2210819A1 - - Google Patents
Info
- Publication number
- FR2210819A1 FR2210819A1 FR7245208A FR7245208A FR2210819A1 FR 2210819 A1 FR2210819 A1 FR 2210819A1 FR 7245208 A FR7245208 A FR 7245208A FR 7245208 A FR7245208 A FR 7245208A FR 2210819 A1 FR2210819 A1 FR 2210819A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
- H01J40/02—Details
- H01J40/04—Electrodes
- H01J40/06—Photo-emissive cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7245208A FR2210819B1 (nl) | 1972-12-19 | 1972-12-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7245208A FR2210819B1 (nl) | 1972-12-19 | 1972-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2210819A1 true FR2210819A1 (nl) | 1974-07-12 |
FR2210819B1 FR2210819B1 (nl) | 1976-08-27 |
Family
ID=9108931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7245208A Expired FR2210819B1 (nl) | 1972-12-19 | 1972-12-19 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2210819B1 (nl) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2086617A5 (nl) * | 1970-04-03 | 1971-12-31 | Hyperelec |
-
1972
- 1972-12-19 FR FR7245208A patent/FR2210819B1/fr not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2086617A5 (nl) * | 1970-04-03 | 1971-12-31 | Hyperelec |
Also Published As
Publication number | Publication date |
---|---|
FR2210819B1 (nl) | 1976-08-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |